The Relation of Psychology to Social Service

It is rather unsatisfactory to make an attempt to state the relation of one object, concept, or activity to another object, concept, or activity until each has been clearly defined. Much confusion and strife are caused by fuzziness of thinking, vagueness of ideas, and indeterminate boundaries of subjects under discussion. To begin with, then, let us ask ourselves the question, "Just what is Psychology, and just what is Social Service?" The relation of a planet to the sun, the relation of a man s ability to deal with space relations to an architectural career, are likely to call up in the minds of different people concepts sufficiently coincident to permit of an intelligible discussion. But when we employ the word Psychology in casual conversation with travelers